document.ready(function() {
    var width = document.body.offsetWidth;
    var height = document.documentElement.clientHeight;
    var msgLeft = (width - 500) / 2;
    var msgTop = (height - 228) / 2;
    var obj = getItem('logBar');

    obj.style.position = 'absolute';
    obj.style.left = msgLeft + 'px';
    obj.style.top = msgTop + 'px';
    obj.style.display = '';
});